Undifferentiated Spondyl Arthropathy, Ankylosing Spondylitis and Psoriatic Arthropathy. Clinical, diagnostic and radiological description

Abstract

Ankylosing Spondyltis, Reactive Anhinis, Psoriasic Anhritis, Enteropatic Arthritis, youthful Ankylosing Spondylítis and Undifferentiated Spondyloanhropathies make up the group ofsero-negative spondyloanhropaties. As a clinical syndrome, they share both inflammatory signs and symptoms, in-joint and out-joint involvement, positive HLA-B27, a negative rheumatoid factor and a chronic course. The physician ought to include them as differential diagnosis for chronic back pain and cervical pain, specially when the clínical picture is of inflammatory 01' malign type. A descriptive, cross-sectional, retrospective study was performed, developing a description of the clinical, diagnostic and radiological issues of patients included in the Clínica Universitaria Bolivariana Rheumatology Department's database, with diagnosis of ankylosing spondylitis, lUldifferentiated spondyloarthropathy and psoriasic arthritis; who were attended in the period between September 2002 and July 2004, applying the spondyloarthorpathies format designed for this investigation.